Live briefing
Everything about Signedness
Property of a numeric data type in computing
In computing, signedness is a property of data types representing numbers in computer programs. A numeric variable is signed if it can represent both positive and negative numbers, and unsigned if it can only represent non-negative numbers. Wikipedia →
🧭 Start here: a 6-step reading path
- Read the overview: SignednessA 5-minute orientation
- Pick up a classic book: The Railway ChildrenThe most-reprinted book on the subject
- Read the landmark paper: Improving the Accuracy of Integer Signedness Error Detection Using Data Flow AnalysisCited 0 times
- Go sideways: Integer overflowA closely related topic
- Go sideways: Integer (computer science)A closely related topic
📖 Definitions
Noun The state or condition of being signed.
🗂️ The subject at a glance
🏆 Landmark papers (most cited)
📚 Books worth reading
The Railway ChildrenEdith Nesbit · 1900
The web application hacker's handbookDafydd Stuttard, Marcus Pinto · 2007
Signede dagO. E. Rølvaag · 1931- 📕Den signede dagO. E. Rølvaag · 1931
Programming Languages and SystemsRanjit Jhala · 2012- 📕Their fathers' godOle Edvart Ro lvaag · 1931
- 📕Den signede dødLaurids Bruun · 1912
- 📕Den signede dagOle Edvart Rølvaag · 1931
Ranked by number of editions on Open Library, a rough measure of how lasting a book is.
🔗 Related topics
- Integer overflow In computer programming, an integer overflow occurs when an arithmetic operation on integers attempts to create a numeric value that is outside of the…
- Integer (computer science) In computer science, an integer is a datum of integral data type, a data type that represents some range of mathematical integers. Integral data types…
- Signed zero Signed zero is zero with an associated sign. In ordinary arithmetic, the number 0 does not have a sign, and −0, +0 and 0 are three ways of writing the…
- Two's complement Two's complement is the most common method of representing signed (positive, negative, and zero) integers on computers, and more generally, fixed point…
- C data types In the C programming language, data types constitute the semantics and characteristics of storage of data elements. They are expressed in the language…
- Signed number representations In computing, signed number representations are required to encode negative numbers in binary number systems. In mathematics, negative numbers in any base…
- Bitwise operation In computer programming, a bitwise operation operates on a bit string, a bit array or a binary numeral (considered as a bit string) at the level of its…
- Primitive data type In computer science, primitive data types are sets of basic data types from which all other data types are constructed. Specifically it often refers to…